Finding the Third Proportional to 90,158 and 132,685

Step by Step Solution

1. Step 1: Write the proportion equation
   90,158 : 132,685 = 132,685 : x
2. Step 2: Convert to fraction form
   90,158/132,685 = 132,685/x
3. Step 3: Cross multiply
   90,158x = 132,685 × 132,685
4. Step 4: Simplify right side
   90,158x = 17,605,309,225
5. Step 5: Solve for x
   x = 17,605,309,225/90,158
6. Step 6: Final answer
   x = 195,271.74